👤

3 Calculați:
a
2√3+3.4√3;
√6 (3√√5-2√√5)-√√2.√15;
C
b 5√2-2√2-2;
d (4√2-√2). √2+√2-√18;
√3 (2√5+3√5)-√5 (√3+2√√3); +2.(√12-√3)+(√27-√48).3.
e